karen traverse reports on what both sides are doing to prepare for the showdown. >> president obama and mitt romney were out of the public eye as they get ready for their first debate this wednesday. the exarch trail duties fell to their running mates. vice president biden stumped in florida for the second consecutive days. he slammed republicans and the bush administration for the skyrocketing deficit. >> by the time the reigns got turned back over to barack and me, they had doubled the national debt in eight years. >> with his path to the white house shrinking, florida is looking like a must-win area for romney. but his running mate ryan focused on new hampshire. the granite state has just four electoral votes, but ryan said it could be the difference in a race that will come down to a handful of states. >> thank you, granite staters, for sending mitt romney to the white house and barack obama back to chicago. >> the campaign shifts into a different stage with the high stakes showdown for president obama and romney. >> if you take a look at the history of the debates, it's not about p